Artikel Jurnal
edited by James M. Hill, Ross Moore
Society for Industrial and Applied Mathematics, 2004
eBooks
Cambridge University Press, 2003
Buku Teks
Philia Silado, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2012
UI - Skripsi (Open)
Khippapanno, Phra Acariya Thoon, author
Wisma Sambodhi, 2003
Buku Teks